Granted Patent
Utility
US 5,631,981 · App. 08/614,446
Bitmap registration by gradient descent
Inventor:
Arun Rao
Patented Case
View Patent ↗
Granted: May 20, 1997
Filed: Mar 12, 1996
Inventor
Arun Rao
Assignee (at issue)
EASTMAN KODAK COMPANY
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.